// VersionControlItem.cs
//
// Author:
//   Lluis Sanchez Gual <lluis@novell.com>
//
// Copyright (c) 2008 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
//

using System;
using MonoDevelop.Projects;
using MonoDevelop.Core;
using System.Threading.Tasks;
using System.Threading;

namespace MonoDevelop.VersionControl
{
	public class VersionControlItem
	{
		VersionInfo versionInfo;

		public VersionControlItem (Repository repository, WorkspaceObject workspaceObject, FilePath path, bool isDirectory, VersionInfo versionInfo)
		{
			Path = path;
			Repository = repository;
			WorkspaceObject = workspaceObject;
			IsDirectory = isDirectory;
			this.versionInfo = versionInfo;

			var obj = workspaceObject;
			while (obj != null) {
				var p = obj as Project;
				if (p != null)
					ContainerProject = p;

				obj = obj.ParentObject;
			}
		}

		public WorkspaceObject WorkspaceObject {
			get;
			private set;
		}

		internal Project ContainerProject {
			get;
			private set;
		}

		Repository repository;
		public Repository Repository {
			get {
				if (repository != null && repository.IsDisposed)
					repository = VersionControlService.GetRepository (WorkspaceObject);
				return repository;
			}
			internal set {
				repository = value;
			}
		}

		public FilePath Path {
			get;
			private set;
		}

		public bool IsDirectory {
			get;
			private set;
		}


		internal VersionInfo VersionInfo {
			set {
				versionInfo = value;
			}
		}

		public async Task<VersionInfo> GetVersionInfoAsync (CancellationToken cancellationToken = default)
		{
			if (versionInfo != null)
				return versionInfo;
			try {
				if (!Repository.TryGetVersionInfo (Path, out versionInfo))
					versionInfo = new VersionInfo (Path, "", IsDirectory, VersionStatus.Unversioned, null, VersionStatus.Unversioned, null);
				return versionInfo;
			} catch (OperationCanceledException) {
				return null;
			} catch (Exception ex) {
				LoggingService.LogError ("Version control query failed", ex);
				versionInfo = VersionInfo.CreateUnversioned (Path, IsDirectory);
			}
			return versionInfo;
		}
	}
}
